VeryPDF HookPrinter SDK is a toolkit for developers which can be used to capture print data from various different kinds of Windows printers. You can download it from here, unpack it to the disk, open a command prompt window with Administrator Privilege in Windows system,

In this Command Line Window, you can run "install64.bat" on 64bit system or "install32.bat" on 32bit system to install VeryPDF HookPrinter SDK.

After you install it successful, please print a document to an arbitrary Windows Printer which installed in your system, you will find following files appear in the "C:\Users\YourName\AppData\Local\Temp" folder,

VeryPDF-HookPrinter.ini VeryPDF-HookPrinter.log FP000XX.SPL 000XX.SPL

FP000XX.SPL and 000XX.SPL are captured spool files, in general, they are PRN, PCL, PXL (PCL-XL), Postscript, EPS, EMF-SPL, RAW etc. formats. You can use VeryPDF SPL to PDF Converter Command Line to convert these SPL files to PDF and other files easily.

"VeryPDF-HookPrinter.ini" file contains following options,

[AutoSave]bCaptureSPLFiles=1 ; 1 to capture SPL files, 0 will stop to capture SPL filesstrLicenseKey=XXXX-XXXX-XXXX-XXXX ; Your License KeystrSPLOutputFolder=D:\downloads\spl ; Set the folder to store SPL filesstrCmd=["E:\SPL2PDF\spl2pdf_cmd\spl2pdf.exe" "%1"]
; This is SPL to PDF Converter Command Line application, you can use this command line application to convert from SPL files to PDF files automatically

Spool File Page Counter SDK is a toolkit for developers, it is a SDK product to count the pages in PDF, PS, EPS, PCL (PCL3/4/5, PCL5e, PCL5c), PXL (PCL6, PCL-XL), XPS, PRN, SPL, EMF, etc. files, it is useful for printer accounting software. Spool File Page Counter SDK does count the Black & White and Color pages in these files, it can also retrieve page width, page height and paper name from these document formats.